Required Use of Myer's Type Hubs? | Information by Electrical ...
网页2006年6月13日 — 312.2 Damp, Wet, or Hazardous (Classified) Locations. (A) Damp and Wet Locations. In damp or wet locations, surface-type enclosures within the scope of this article shall be placed or equipped so as to prevent moisture or water from entering and accumulating within the cabinet or cutout box, and shall be mounted so there is at least 6 …
Listed Conduit Hubs VS “Myers” Hubs | Information by Electrical ...
网页2021年7月2日 — I don't see how the listed hub (commonly called Myers hub) doesn't meet the rule of 250.92 B 2. In one of Mike's code update videos, an inspector from Massachusetts elluded to a thnking that a Myers hub doesn't constitute a hub for the purpose of 250.92, but I don't see anythign that substantiates that.
Bonding a myers hub | Information by Electrical Professionals for ...
网页2015年3月2日 — The cable that is connected to the Myers hub is 3/500 MC-HL with ground. The problem is the Myers hub will only except #6 per it's UL listing and the code requires it to be 2/0 because of the service size. Hubbell said the UL listing will be void if anything larger tan #6 is used. The plate that the Myers hub is connected to is bonded with a 4/ ...
Meyers Hub vs Sealing Locknut - Mike Holt's Forum
网页2010年10月29日 — engineer. Oct 30, 2010. #17. I generally try to avoid coming in the top of any outdoor enclosure. A Meyers type hub works a bunch better then a locknut and sealing washer (s), but putting the conduit entry on the side or bottom works even better.
Myers Hub for Outdoor Panel | Information by Electrical …
网页2009年9月11日 — Myers hubs are cheap and work just fine. If you are entering below the panel guts, just a regular compression connector rated for outdoor use will work. At the UL website there is a question and answer section that covers different listing issues. One article was about the use of Myers hubs and emt.
Meyers Hubs with PVC | Information by Electrical Professionals for ...
网页2015年10月27日 — The route to go (and 100% compliant) is screw a close nipple into the myers hub then screw on a PVC female adapter to convert over. 2015-16 GUIDE INFORMATION FOR ELECTRICAL EQUIPMENT — THE WHITE BOOK said: Fittings with internal female threads (e.g., hubs, conduit bodies, couplings) have only been …
Myers Hub | Information by Electrical Professionals for Electrical ...
网页2012年8月15日 — Retired Electrical Contractor. Aug 15, 2012. #3. Myers hubs are just one means of attaining a weather tight connection. Sealing locknuts are also listed for the purpose with RMC. From the UL book. Sealing (Liquid-tight) Locknuts — Sealing locknuts are intended for use with threaded rigid metal conduit and intermediate metal conduit …
Meyers hubs? | Information by Electrical Professionals for Electrical ...
网页Location. brick nj. Apr 9, 2011. #4. Meyer Meyer. infinity said: I would enter the trough with a listed for wet location EMT connector and forget the hub. Mark Ode of UL says that the EMT connector in the Myer's hub is not code complaint since the hub is …
Meyers Hubs and Grounding | Information by Electrical …
网页Oct 15, 2008. #1. We are currently working on a project wiring the Heat and Ventilation system for a new scrubber system at a local coal-fired power plant. We are having an argument with the QC inspector regarding grounding of the conduit system with meyers hubs. According to the UL White Book the meyers hubs we are using are listed for …
Myers hub / grounding | Information by Electrical Professionals for ...
网页Mar 28, 2004. #5. Re: Myers hub / grounding. Originally posted by rhombus65: What is the purpose of a myers hub? Most times the purpose is to provide a water tight seal of rigid conduit into a water tight enclosure, it also provides a stronger mechanical connection than lock nuts. More threads are engaged on the conduit and the hub is a much ...